.section {
    width: 100%;
    height: 720px;
    margin: 0 auto;
    margin-bottom: 30px;
  }
  
  .w{
    width: 1200px;
    height: 100%;
    margin: 0 auto;
  }
  .banner{
    height: 300px;
    width: 100%;
    background: url(../img/banner2.jpg)no-repeat center;
    margin-bottom: 49px;
  }
  .title {
    width: 100%;
    height: 20px;
    line-height: 20px;
    margin-bottom: 65px;
  }
  .title .address {
    float: left;
    font-size: 14px;
  }
  .title .address .r {
    color: #668aca;
    margin-left: 16px;
  }
  .title .nav {
    float: right;
  }
  .title .nav-item {
    float: left;
    width: 52px;
    text-align: center;
  }
  .title .line {
    float: left;
    width: 1px;
    height: 8px;
    background-color: #333;
    margin: 6px 26px;
  }
  .title .nav-item a {
    font-size: 14px;
    color: #767676;
  }
  .title .nav-item.active a {
    color: #668aca;
    font-size: 16px;
  }
  .title .nav-item.active span {
    display: block;
    width: 12px;
    height: 1px;
    background-color: #668aca;
    margin: 2px auto;
  }

   /* 好大的床 */
   .z-bed{
    width: 100%;
    height: 360px;
    margin-top: 108px;
    margin-bottom: 106px;
  }
  .t-bed{
    width: 100%;
    height: 360px;
  }
  .b-bed{
    width: 100%;
    height: 360px;
    margin-bottom: 181px;
  }
  .bed-item{
    float: left;
    position: relative;
    width: 360px;
    height: 360px;
    margin-right: 60px;
  }
  .mr3{
    margin-right: 0;
  }
.bed-item img{
  display: block;
  width: 303px;
  height: 303px;
  margin-left: 31px;
  border-radius: 8px;
}
.bed-mask{
    position: absolute;
    display: none;
    left: 0;
    top: 0px;
    width: 360px;
    height: 360px;
    background-color: rgba(0,0,0,.5);
    border-radius: 8px;
  }
  .bed-mask span{
    display: block;
    width: 80px;
    height: 1px;
    background-color: #fff;
  }
  
  .bed-text{
    color: #f8f8f8;
  }
  .bed-item .bed-text .top{
    font-size: 30px;
    width: 25px;
    height: 23px;
    line-height: 25px;
    margin-top: 131px;
    margin-left: 84px;
  }
  .bed-item .center{
    font-size: 16px;
    margin-bottom: 10px;
    width: 221px;
  }
  .bed-item .bottom{
    font-size: 14px;
    line-height: 14px;
  }
  .text-bottom{
    margin-left: 69px;
    margin-top: 16px;
  }
  
  .bed-item .letter{
    width: 154px;
    height: 40px;
    color: #767676;
    margin: 0 auto;
  }
  .bed-item .letter .top{
    font-size: 16px;
  }
  .bed-item .letter .bottom{
    font-size: 14px;
  }
  .bed-item:hover .bed-mask{
    display: block;
  }
  .bed-item:hover .letter{
    display: none;
  }